Know all about Tephrite and Granodiorite properties here. All properties of rocks are important as they define the type of rock and its application. Tephrite and Granodiorite belong to Igneous Rocks.Texture of Tephrite is Aphanitic to Porphyritic whereas that of Granodiorite is Granular, Phaneritic. Tephrite appears Vesicular and Granodiorite appears Veined or Pebbled. The luster of Tephrite is subvitreous to dull while that of Granodiorite is grainy, pearly and vitreous. Tephrite is available in black, brown, colourless, green, grey, white colors whereas Granodiorite is available in black, grey, orange, pink, white colors. The commercial uses of Tephrite are production of lime, soil conditioner and that of Granodiorite are curling, gemstone, laboratory bench tops, tombstones.